<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }


        .box {
            width: 1226px;
            height: 615px;
            display: flex;
            margin: 100px auto;
        }

        .box .left {
            width: 234px;
            height: 100%;
            background-color: #800080;
            flex: 1;
            border-right: 14px solid #fff;
        }

        .box .right {
            display: flex;
            flex: 5;
            flex-direction: row;
            flex-wrap: wrap;

        }



        .box .right .box-item {
            width: 234px;
            height: 300px;
            background-color: #87ceeb;
            margin-right: 14px;
            margin-bottom: 14px;
        }
    </style>
</head>

<body>
    <div class="box">
        <div class="left"></div>
        <div class="right">
            <div class="box-item"></div>
            <div class="box-item"></div>
            <div class="box-item"></div>
            <div class="box-item"></div>
            <div class="box-item"></div>
            <div class="box-item"></div>
            <div class="box-item"></div>
            <div class="box-item"></div>
        </div>
    </div>
</body>

</html>